Popsugar Fashion Celebrity Fashion Sienna Miller Black Bikini It's Clear That Sienna Miller Is Living Her Best Life in This Figure-Hugging Black Bikini 20 March 2019 by Nikita Charuza Image Source: Backgrid Sienna Miller is clearly enjoying soaking up the sun at the beach. The 37-year-old actress is currently on holiday in Tulum, Mexico, and showed off her toned physique in a black bikini. Her flattering swimsuit came with a scoop neck top and a pair of tiny bottoms that came in the same hue. Her flattering two-piece had me wishing I could teleport to Mexico for holiday stat. Scroll on to see all angles of her bikini. Related: Sienna Miller Looked Like an Actual Ray of Sunshine at the Tory Burch Show Image Source: Backgrid 1 / 6 Image Source: Backgrid 2 / 6 Image Source: Backgrid 3 / 6 Image Source: Backgrid 4 / 6 Image Source: Backgrid 5 / 6 Image Source: Backgrid 6 / 6 Celebrity FashionBikinisSummer FashionGet The LookSwimwearSummerSienna Miller